Emergency brake lock



FIG. 1 is a perspective view of an emergency brake lock showing my new design, the broken-line disclosure of a portion of an emergency brake being for illustrative purposes only and forming no part of the claimed design;

FIG. 2 is a right side elevational view thereof;

FIG. 3 is a left side elevational view thereof;

FIG. 4 is a front elevational view thereof; and,

FIG. 5 is a rear elevational view thereof. 

The ornamental design for an emergency brake lock, as shown and described. 